Sigmund Brandstaetter CISSP, CCSP, CISM, OSCP, CEH – Medium

Sigmund Brandstaetter CISSP, CCSP, CISM, OSCP, CEH

Staying Informed on Cybersecurity: A simple Guide that everybody can use

You don’t need to be a tech expert to stay on top of cybersecurity threats. This guide has some great resources to help you keep up with…

May 4

Staying Informed on Cybersecurity: A simple Guide that everybody can use

May 4

Published in

OSINT Team

Leveraging the Public Domain: Open Source Threat Intelligence (OSTI) for Proactive Cybersecurity

Introduction: The Need for Proactive Defense

May 3

Leveraging the Public Domain: Open Source Threat Intelligence (OSTI) for Proactive Cybersecurity

May 3

Published in

OSINT Team

IntelBroker: A closer look into a Prolific Cybercrime Threat Actor

Introduction

Apr 28

IntelBroker: A closer look into a Prolific Cybercrime Threat Actor

Apr 28

Session Private Messenger: A look at Features, Privacy, Security, and Usage

Introduction: Defining Session and its Privacy Promise

Apr 26

Session Private Messenger: A look at Features, Privacy, Security, and Usage

Apr 26

Published in

OSINT Team

Have we lost the fight against cyber criminals?

A look at the current threat landscape, how AI beats the defenders, and what we can expect from cybercrime actors and nation-state actors…

Apr 25

Have we lost the fight against cyber criminals?

Apr 25

Published in

OSINT Team

Analysis of the April 2025 BreachForums Outage: Looking at different Claims of DDoS and Law…

Executive Summary

Apr 21

Analysis of the April 2025 BreachForums Outage: Looking at different Claims of DDoS and Law…

Apr 21

Published in

OSINT Team

Why Using Signal’s Nickname Feature Is Essential for Privacy and Security in Group Chats

Signal has long been given praise as one of the most secure messaging platforms, offering end-to-end encryption and robust privacy…

Mar 27

Why Using Signal’s Nickname Feature Is Essential for Privacy and Security in Group Chats

Mar 27

Published in

OSINT Team

OVHcloud: Europe’s Leading Sovereign Cloud Provider — A great option for your self-hosted OSINT…

With the current geopolitical situation, more customers than ever are looking for alternatives to the big US Cloud Providers like Amazon…

Mar 23

OVHcloud: Europe’s Leading Sovereign Cloud Provider — A great option for your self-hosted OSINT…

Mar 23

Published in

OSINT Team

Best Browser Plugins and DNS Services to block Malware, Tracking and Ads in 2025

This summarizes some of the most effective browser extensions for privacy protection, tracking prevention, and ad blocking across four…

Mar 21

Best Browser Plugins and DNS Services to block Malware, Tracking and Ads in 2025

Mar 21

Published in

OSINT Team

The Twitter (X) Attack — The Affiliation and Operations of the Dark Storm Team Group

The Dark Storm Team, a pro-Palestinian hacktivist group active since at least 2023, has become more busy recently, targeting Israel…

Mar 11

The Twitter (X) Attack — The Affiliation and Operations of the Dark Storm Team Group

Mar 11

Sigmund Brandstaetter CISSP, CCSP, CISM, OSCP, CEH

Sigmund Brandstaetter CISSP, CCSP, CISM, OSCP, CEH

With a total of 30 years in the IT Industry, I have focused on Cybersecurity (Services) and related skills over the past 15 years,

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